Stulz Explorer WSA 160, Original Instructions Manual

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EN/06.2016/i09 © STULZ S.p.A. – all rights reserved
WSA ExplOrEr OriginAl inStructiOnS
table of contents
1. introduction ...........................................................................................6
1.1 Introduction .............................................................................................................................................. 6
1.2 Warranty ...................................................................................................................................................... 6
1.3 Safety ............................................................................................................................................................7
1.3.1 Symbols used in the manual .................................................................................................................................. 7
1.3.2 Labels .................................................................................................................................................................................... 7
1.3.3 Safety Instructions ....................................................................................................................................................... 9
1.3.4 Handling refrigerants ................................................................................................................................................. 9
1.3.5 Safety and environmental requirement .......................................................................................................10
2. residual risk ........................................................................................12
2.1 Transport and installation .............................................................................................................12
2.2 Start-up ....................................................................................................................................................12
2.3 Operation ................................................................................................................................................12
2.4 Maintenance .........................................................................................................................................13
2.5 Dismantling ............................................................................................................................................13
2.6 Safety Data ............................................................................................................................................13
3. transport/ Storage ...............................................................................15
3.1 Delivery of units ..................................................................................................................................15
3.2 Storage .....................................................................................................................................................16
3.3 Transport .................................................................................................................................................16
3.3.1 Transport protection ...............................................................................................................................................16
3.3.2 Centre of gravity .........................................................................................................................................................20
4. Description ..........................................................................................22
4.1 Type Code ..............................................................................................................................................22
4.2 Intended use .........................................................................................................................................23
4.3 Chiller Design .......................................................................................................................................23
4.3.1 General .............................................................................................................................................................................23
4.3.2 Versions............................................................................................................................................................................23
4.3.3 Refrigerant Circuit .....................................................................................................................................................23
4.3.4 Compressor ...................................................................................................................................................................24
4.3.5 Evaporator ......................................................................................................................................................................24
4.3.6 Condenser ......................................................................................................................................................................24
4.3.7 Electrical Cabinet .......................................................................................................................................................24
4.3.8 Sensors ............................................................................................................................................................................24
4.3.9 C2020 ..............................................................................................................................................................................25
4.4 Piping diagrams ..................................................................................................................................25
4.4.1 Legend .............................................................................................................................................................................26
4.5 Hydraulic diagrams ...........................................................................................................................31
4.5.1 Legend .............................................................................................................................................................................31
5. technical Data .....................................................................................35
5.1 Application limits ..............................................................................................................................35
5.1.1 Storage conditions ..................................................................................................................................................35
5.1.2 Operating conditions ...............................................................................................................................................35
5.2 Chilled water quality .........................................................................................................................37
5.2.1 Glycol correction factors ........................................................................................................................................37
5.3 Pressure Drops ....................................................................................................................................38
5.4 Head pressure available ...............................................................................................................39
5.5 Technical Data .....................................................................................................................................41
5.6 Dimensional drawings ....................................................................................................................52